From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lad Prabhakar Subject: [v3 4/6] dt-bindings: PCI: rcar: Add bindings for R-Car PCIe endpoint controller Date: Wed, 8 Jan 2020 16:22:09 +0000 Message-ID: <20200108162211.22358-5-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <20200108162211.22358-1-prabhakar.mahadev-lad.rj@bp.renesas.com> Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: <20200108162211.22358-1-prabhakar.mahadev-lad.rj@bp.renesas.com> Sender: linux-kernel-owner@vger.kernel.org To: Bjorn Helgaas , Rob Herring , Mark Rutland , Geert Uytterhoeven , Magnus Damm , Kishon Vijay Abraham I , Marek Vasut , Yoshihiro Shimoda , linux-pci@vger.kernel.org Cc: Catalin Marinas , Will Deacon , Lorenzo Pieralisi , Arnd Bergmann , Greg Kroah-Hartman , Andrew Murray , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-renesas-soc@vger.kernel.org, Chris Paterson , Frank Rowand , Gustavo Pimentel , Jingoo Han , Simon Horman , Shawn Lin , Tom Joseph , Heiko Stuebner , linux-rockchip@lists.infradead.org, Lad Prabhakar List-Id: linux-rockchip.vger.kernel.org This patch adds the bindings for the R-Car PCIe endpoint driver. Signed-off-by: Lad Prabhakar --- .../devicetree/bindings/pci/rcar-pci-ep.yaml | 76 +++++++++++++++++++ 1 file changed, 76 insertions(+) create mode 100644 Documentation/devicetree/bindings/pci/rcar-pci-ep.yaml diff --git a/Documentation/devicetree/bindings/pci/rcar-pci-ep.yaml b/Documentation/devicetree/bindings/pci/rcar-pci-ep.yaml new file mode 100644 index 000000000000..99c2a1174463 --- /dev/null +++ b/Documentation/devicetree/bindings/pci/rcar-pci-ep.yaml @@ -0,0 +1,76 @@ +# SPDX-License-Identifier: GPL-2.0 +# Copyright (C) 2020 Renesas Electronics Europe GmbH - https://www.renesas.com/eu/en/ +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pci/rcar-pcie-ep.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Renesas R-Car PCIe Endpoint + +maintainers: + - Lad Prabhakar + +properties: + compatible: + items: + - const: renesas,r8a774c0-pcie-ep + - const: renesas,rcar-gen3-pcie-ep + + reg: + maxItems: 5 + + reg-names: + items: + - const: apb-base + - const: memory0 + - const: memory1 + - const: memory2 + - const: memory3 + + power-domains: + maxItems: 1 + + resets: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-names: + items: + - const: pcie + + max-functions: + minimum: 1 + maximum: 6 + +required: + - compatible + - reg + - reg-names + - resets + - power-domains + - clocks + - clock-names + - max-functions + +examples: + - | + #include + #include + + pcie0_ep: pcie-ep@fe000000 { + compatible = "renesas,r8a774c0-pcie-ep", + "renesas,rcar-gen3-pcie-ep"; + reg = <0 0xfe000000 0 0x80000>, + <0x0 0xfe100000 0 0x100000>, + <0x0 0xfe200000 0 0x200000>, + <0x0 0x30000000 0 0x8000000>, + <0x0 0x38000000 0 0x8000000>; + reg-names = "apb-base", "memory0", "memory1", "memory2", "memory3"; + resets = <&cpg 319>; + power-domains = <&sysc R8A774C0_PD_ALWAYS_ON>; + clocks = <&cpg CPG_MOD 319>; + clock-names = "pcie"; + max-functions = /bits/ 8 <1>; + }; -- 2.20.1